The natural climate pattern is now active, and experts fear it could intensify to match a catastrophic 1877 event that caused widespread drought, famine, and millions of deaths.
The National Weather Service has placed millions of Americans under tornado watches as powerful storms, capable of producing damaging winds and large hail, move across parts of Illinois, Iowa, and Missouri.
Meteorologists warn of an intense El Niño event with the potential for severe storms, flooding, and droughts, drawing parallels to a 19th-century climate disaster.
The northern snakehead, a predatory fish capable of surviving on land, has been detected in Long Island's Lily Pond, prompting warnings from state environmental agencies.
British Geological Survey research indicates increasing shrink-swell subsidence due to changing weather patterns, potentially affecting millions of properties by 2070.
Annual emissions hit 56.8 billion tonnes of CO2 in 2024, with scientists warning of accelerated warming and exceeding 1.5°C.
Heat advisories issued as 'feels like' temperatures are projected to exceed 100°F in multiple regions.
Researchers predict an increased likelihood of games played in dangerously hot conditions, prompting calls for FIFA to update its heat guidelines.
Warming ocean waters are limiting nutrient availability for marine life, threatening global ecosystems and potentially leading to record-breaking global temperatures.